CoolCalc is an innovative mobile application that simplifies air-conditioning equipment sizing using a regionally adapted method. CoolCalc introduces a novel Integrated Cooling Load Temperature Difference (ICLTD) approach—customized with real weather data from all 36 states in Nigeria.

This original adaptation makes CoolCalc the first of its kind tailored to local climatic realities, delivering accurate, affordable, and location-specific cooling load calculations—without the complexity or high cost of traditional HVAC software.

?Key Features
• Easy-to-use interface for fast cooling load estimates
• Uses the ICLTD method, an innovation based on ASHRAE adapted for Nigeria’s diverse climates
• Field-ready: works offline, ideal for contractors and technicians
• A cost-effective tool empowering HVAC sizing in underserved markets

CoolCalc stands out as a technically significant innovation in HVAC design—bridging the gap between advanced engineering principles and real-world accessibility. Recognized for its original contribution to HVAC practice in developing countries, CoolCalc is already transforming how technicians and builders approach air-conditioning sizing.

Download CoolCalc today and size your AC systems with confidence—anytime, anywhere.